(19)

(11)

EP 1 379 308 A2

(12)

(88) Date of publication A3: 24.04.2003 (43) Date of publication: 14.01.2004 Bulletin 2004/03 (21) Application number: 02723789.0 (22) Date of filing: 08.04.2002

(51) International Patent Classification (IPC)7: A61M 25/00 (86) International application number: PCT/US2002/010890 (87) International publication number: WO 2002/085439 (31.10.2002 Gazette 2002/44)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 19.04.2001 US 838618 (71) Applicant: Boston Scientific Limited St. Michael (BB)	(72) Inventors: HAARALA, Brett, T. Framingham, MA 01701 (US) DRISCOLL, Arthur Somerville, MA 02143 (US) (74) Representative: Lawrence, John  Barker Brettell 138 Hagley RoadEdgbaston Birmingham B16 9PW Birmingham B16 9PW (GB)